The court heard Mr Singh was killed after he refused to hand over his "hard-earned money" to the men
Mr Singh bought Cowcliffe Convenience Stores about five years ago
Two men have been jailed for life for murdering a shopkeeper during a robbery at his village store in West Yorkshire.
Gurmail Singh was hit over the head with bottles of wine from the shelves of Cowcliffe Convenience Stores in Cowcliffe, Huddersfield, in February.
Huddersfield men Muawaz Khalid and Nabeel Shafi were previously convicted of murder at Bradford